base64-ng 1.2.3

[eldryoth]

base64-ng 1.2.3

Small dependency-sync release for the 1.2 line.

Changed

• Updated base64-ng-sanitization to use sanitization 1.2.2.
• Synced all workspace crate versions and examples to 1.2.3.
• Updated release metadata, changelog, README, and package docs.

Verification

• GitHub CI green.
• Local release checks passed.

---

This discussion was created from the release base64-ng 1.2.3.